Description

Origin: Angle between laminae of thyroid cartilage

Insertion: Vocal process of arytenoid cartilage

Nerve: Recurrent laryngeal branch of the vagus

Action: Shortens and relaxes vocal folds.

Description:
The vocal muscle is the upper portion of the thyroarytenoid muscle which is primarily involved in producing speech.


This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).

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